Enter the total number of complaints and the total number of units into the Calculator. The calculator will evaluate the Complaints Per Million.

- Tests Per Million Calculator
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- Percent ↔ PPM Calculator

## Complaints Per Million Formula

CPM = C/U *1,000,000

Variables:

- CPM is the Complaints Per Million (complaints/million units)
- C is the total number of complaints
- U is the total number of units

To calculate Complaints Per Million, divide the number of complaints by the number of units, then multiply by 1,000,000.

## How to Calculate Complaints Per Million?

The following steps outline how to calculate the Complaints Per Million.

- First, determine the total number of complaints.
- Next, determine the total number of units.
- Next, gather the formula from above = CPM = C/U *1,000,000.
- Finally, calculate the Complaints Per Million.
- After inserting the variables and calculating the result, check your answer with the calculator above.

**Example Problem : **

Use the following variables as an example problem to test your knowledge.

total number of complaints = 94

total number of units = 12